A small circular hole used in optics and photography as an aperture for a light beam to pass through and reflect images on its image plane. It is used in pinhole cameras and camera obscura.
Pinhole
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Heald
Also known as a heald wire or heddle, it is the part of the loom through which warp threads are…
Large Format Camera
Film cameras that produce images that are 9 cm x 12 cm or larger.
developer
In photography, a chemical solution used to reveal the latent image that has been captured on the photographic film, as…
Fixed Heddle Loom
Also known as rigid heddle looms, they feature a single shaft wherein heddles are fixed in place and resemble the…
Bageshwari charkha
Treadle-operated charkha or spinning wheel used in the Indian subcontinent to spin carded wool, cotton, silk, nettle or hemp into…
Schiffli
A multi-thread machine used to create machine embroidery and lace, invented in 1893 by Swiss inventor Isaak Grobli. The term…
fixed-focus lens
Camera lens whose focal distance is pre-determined at the time of manufacture and cannot be adjusted by the user. It…
Enlarger
A transparency projector used to produce photographic prints from negatives and transparencies. Enlarging became popular in the mid to late…